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Emergence Withdr... | 18862411 | 304 days ago | IN | 0 ETH | 0.00180542 | ||||
Modify End Block | 15451188 | 785 days ago | IN | 0 ETH | 0.00053357 | ||||
Modify End Block | 15067671 | 845 days ago | IN | 0 ETH | 0.00052496 | ||||
Modify End Block | 14871927 | 878 days ago | IN | 0 ETH | 0.0015269 | ||||
Deposit | 14664567 | 912 days ago | IN | 0 ETH | 0.00914242 | ||||
Deposit | 14661279 | 912 days ago | IN | 0 ETH | 0.01452383 | ||||
0x60806040 | 14659558 | 912 days ago | IN | 0 ETH | 0.08843702 |
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Contract Name:
MiningFixRangeBoostV2
Compiler Version
v0.8.4+commit.c7e474f2
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.4; // Uncomment if needed. // import "hardhat/console.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol"; import "../multicall.sol"; import "../libraries/Math.sol"; import "../libraries/UniswapCallingParams.sol"; import "../base/MiningBase.sol"; /// @title Uniswap V3 Liquidity Mining Main Contract contract MiningFixRangeBoostV2 is MiningBase, IERC721Receiver { using Math for int24; using SafeERC20 for IERC20; using EnumerableSet for EnumerableSet.UintSet; /// @dev Contract of the uniV3 Nonfungible Position Manager. address uniV3NFTManager; /// @dev The reward range of this mining contract. int24 rewardUpperTick; int24 rewardLowerTick; /// @dev Record the status for a certain token for the last touched time. struct TokenStatus { uint256 vLiquidity; uint256 validVLiquidity; uint256 nIZI; uint256 lastTouchBlock; uint256 lastTokensOwed0; uint256 lastTokensOwed1; uint256[] lastTouchAccRewardPerShare; } mapping(uint256 => TokenStatus) public tokenStatus; // override for mining base function getBaseTokenStatus(uint256 tokenId) internal override view returns(BaseTokenStatus memory t) { TokenStatus memory ts = tokenStatus[tokenId]; t = BaseTokenStatus({ vLiquidity: ts.vLiquidity, validVLiquidity: ts.validVLiquidity, nIZI: ts.nIZI, lastTouchAccRewardPerShare: ts.lastTouchAccRewardPerShare }); } struct PoolParams { address uniV3NFTManager; address token0; address token1; uint24 fee; } receive() external payable {} constructor( PoolParams memory poolParams, RewardInfo[] memory _rewardInfos, address iziTokenAddr, int24 _rewardUpperTick, int24 _rewardLowerTick, uint256 _startBlock, uint256 _endBlock, uint24 _feeChargePercent, address _chargeReceiver ) MiningBase(_feeChargePercent, poolParams.uniV3NFTManager, poolParams.token0, poolParams.token1, poolParams.fee, _chargeReceiver) { uniV3NFTManager = poolParams.uniV3NFTManager; require(_rewardLowerTick < _rewardUpperTick, "L<U"); require(poolParams.token0 < poolParams.token1, "TOKEN0 < TOKEN1 NOT MATCH"); rewardInfosLen = _rewardInfos.length; require(rewardInfosLen > 0, "NO REWARD"); require(rewardInfosLen < 3, "AT MOST 2 REWARDS"); for (uint256 i = 0; i < rewardInfosLen; i++) { rewardInfos[i] = _rewardInfos[i]; rewardInfos[i].accRewardPerShare = 0; } // iziTokenAddr == 0 means not boost iziToken = IERC20(iziTokenAddr); rewardUpperTick = _rewardUpperTick; rewardLowerTick = _rewardLowerTick; startBlock = _startBlock; endBlock = _endBlock; lastTouchBlock = startBlock; totalVLiquidity = 0; totalNIZI = 0; } /// @notice Used for ERC721 safeTransferFrom function onERC721Received(address, address, uint256, bytes memory) public virtual override returns (bytes4) { return this.onERC721Received.selector; } /// @notice Get the overall info for the mining contract. function getMiningContractInfo() external view returns ( address token0_, address token1_, uint24 fee_, RewardInfo[] memory rewardInfos_, address iziTokenAddr_, int24 rewardUpperTick_, int24 rewardLowerTick_, uint256 lastTouchBlock_, uint256 totalVLiquidity_, uint256 startBlock_, uint256 endBlock_ ) { rewardInfos_ = new RewardInfo[](rewardInfosLen); for (uint256 i = 0; i < rewardInfosLen; i++) { rewardInfos_[i] = rewardInfos[i]; } return ( rewardPool.token0, rewardPool.token1, rewardPool.fee, rewardInfos_, address(iziToken), rewardUpperTick, rewardLowerTick, lastTouchBlock, totalVLiquidity, startBlock, endBlock ); } /// @notice Compute the virtual liquidity from a position's parameters. /// @param tickLower The lower tick of a position. /// @param tickUpper The upper tick of a position. /// @param liquidity The liquidity of a a position. /// @dev vLiquidity = liquidity * validRange^2 / 1e6, where the validRange is the tick amount of the /// intersection between the position and the reward range. /// We divided it by 1e6 to keep vLiquidity smaller than Q128 in most cases. This is safe since liqudity is usually a large number. function _getVLiquidityForNFT( int24 tickLower, int24 tickUpper, uint128 liquidity ) internal view returns (uint256 vLiquidity) { // liquidity is roughly equals to sqrt(amountX*amountY) require(liquidity >= 1e6, "LIQUIDITY TOO SMALL"); uint256 validRange = uint24( Math.max( Math.min(rewardUpperTick, tickUpper) - Math.max(rewardLowerTick, tickLower), 0 ) ); vLiquidity = (validRange * validRange * uint256(liquidity)) / 1e6; return vLiquidity; } /// @notice new a token status when touched. function _newTokenStatus( uint256 tokenId, uint256 vLiquidity, uint256 validVLiquidity, uint256 nIZI, uint256 lastTokensOwed0, uint256 lastTokensOwed1 ) internal { TokenStatus storage t = tokenStatus[tokenId]; t.vLiquidity = vLiquidity; t.validVLiquidity = validVLiquidity; t.nIZI = nIZI; t.lastTouchBlock = lastTouchBlock; t.lastTouchAccRewardPerShare = new uint256[](rewardInfosLen); t.lastTokensOwed0 = lastTokensOwed0; t.lastTokensOwed1 = lastTokensOwed1; for (uint256 i = 0; i < rewardInfosLen; i++) { t.lastTouchAccRewardPerShare[i] = rewardInfos[i].accRewardPerShare; } } /// @notice update a token status when touched function _updateTokenStatus( uint256 tokenId, uint256 validVLiquidity, uint256 nIZI ) internal override { TokenStatus storage t = tokenStatus[tokenId]; // when not boost, validVL == vL t.validVLiquidity = validVLiquidity; t.nIZI = nIZI; t.lastTouchBlock = lastTouchBlock; for (uint256 i = 0; i < rewardInfosLen; i++) { t.lastTouchAccRewardPerShare[i] = rewardInfos[i].accRewardPerShare; } } function _computeValidVLiquidity(uint256 vLiquidity, uint256 nIZI) internal override view returns (uint256) { if (totalNIZI == 0) { return vLiquidity; } uint256 iziVLiquidity = (vLiquidity * 4 + (totalVLiquidity * nIZI * 6) / totalNIZI) / 10; return Math.min(iziVLiquidity, vLiquidity); } /// @notice Deposit a single position. /// @param tokenId The related position id. /// @param nIZI the amount of izi to lock function deposit(uint256 tokenId, uint256 nIZI) external returns (uint256 vLiquidity) { address owner = INonfungiblePositionManager(uniV3NFTManager).ownerOf(tokenId); require(owner == msg.sender, "NOT OWNER"); INonfungiblePositionManager.Position memory position; ( , , position.token0, position.token1, position.fee, position.tickLower, position.tickUpper, position.liquidity, , , position.tokensOwed0, position.tokensOwed1 ) = INonfungiblePositionManager(uniV3NFTManager).positions(tokenId); // alternatively we can compute the pool address with tokens and fee and compare the address directly require(position.token0 == rewardPool.token0, "TOEKN0 NOT MATCH"); require(position.token1 == rewardPool.token1, "TOKEN1 NOT MATCH"); require(position.fee == rewardPool.fee, "FEE NOT MATCH"); // require the NFT token has interaction with [rewardLowerTick, rewardUpperTick] vLiquidity = _getVLiquidityForNFT(position.tickLower, position.tickUpper, position.liquidity); require(vLiquidity > 0, "INVALID TOKEN"); INonfungiblePositionManager(uniV3NFTManager).safeTransferFrom(msg.sender, address(this), tokenId); owners[tokenId] = msg.sender; bool res = tokenIds[msg.sender].add(tokenId); require(res); // the execution order for the next three lines is crutial _updateGlobalStatus(); _updateVLiquidity(vLiquidity, true); if (address(iziToken) == address(0)) { // boost is not enabled nIZI = 0; } _updateNIZI(nIZI, true); uint256 validVLiquidity = _computeValidVLiquidity(vLiquidity, nIZI); require(nIZI < FixedPoints.Q128 / 6, "NIZI O"); _newTokenStatus(tokenId, vLiquidity, validVLiquidity, nIZI, uint256(position.tokensOwed0), uint256(position.tokensOwed1)); if (nIZI > 0) { // lock izi in this contract iziToken.safeTransferFrom(msg.sender, address(this), nIZI); } emit Deposit(msg.sender, tokenId, nIZI); return vLiquidity; } /// @notice withdraw a single position. /// @param tokenId The related position id. /// @param noReward true if donot collect reward function withdraw(uint256 tokenId, bool noReward) external nonReentrant { require(owners[tokenId] == msg.sender, "NOT OWNER OR NOT EXIST"); if (noReward) { _updateGlobalStatus(); } else { _collectReward(tokenId); } uint256 vLiquidity = tokenStatus[tokenId].vLiquidity; _updateVLiquidity(vLiquidity, false); uint256 nIZI = tokenStatus[tokenId].nIZI; if (nIZI > 0) { _updateNIZI(nIZI, false); // refund iZi to user iziToken.safeTransfer(msg.sender, nIZI); } // charge and refund remain fee to user (uint256 amount0, uint256 amount1) = INonfungiblePositionManager( uniV3NFTManager ).collect( UniswapCallingParams.collectParams(tokenId, address(this)) ); uint256 lastTokensOwed0 = tokenStatus[tokenId].lastTokensOwed0; uint256 lastTokensOwed1 = tokenStatus[tokenId].lastTokensOwed1; uint256 refundAmount0 = lastTokensOwed0 + (amount0 - lastTokensOwed0) * feeRemainPercent / 100; uint256 refundAmount1 = lastTokensOwed1 + (amount1 - lastTokensOwed1) * feeRemainPercent / 100; _safeTransferToken(rewardPool.token0, msg.sender, refundAmount0); _safeTransferToken(rewardPool.token1, msg.sender, refundAmount1); totalFeeCharged0 += amount0 - refundAmount0; totalFeeCharged1 += amount1 - refundAmount1; INonfungiblePositionManager(uniV3NFTManager).safeTransferFrom(address(this), msg.sender, tokenId); owners[tokenId] = address(0); bool res = tokenIds[msg.sender].remove(tokenId); require(res); emit Withdraw(msg.sender, tokenId); } /// @notice Collect pending reward for a single position. /// @param tokenId The related position id. function collectReward(uint256 tokenId) external nonReentrant { require(owners[tokenId] == msg.sender, "NOT OWNER OR NOT EXIST"); _collectReward(tokenId); } /// @notice Collect all pending rewards. function collectRewards() external nonReentrant { EnumerableSet.UintSet storage ids = tokenIds[msg.sender]; for (uint256 i = 0; i < ids.length(); i++) { require(owners[ids.at(i)] == msg.sender, "NOT OWNER"); _collectReward(ids.at(i)); } } // Control fuctions for the contract owner and operators. /// @notice If something goes wrong, we can send back user's nft and locked iZi /// @param tokenId The related position id. function emergenceWithdraw(uint256 tokenId) external override onlyOwner { address owner = owners[tokenId]; require(owner != address(0)); INonfungiblePositionManager(uniV3NFTManager).safeTransferFrom( address(this), owners[tokenId], tokenId ); uint256 nIZI = tokenStatus[tokenId].nIZI; if (nIZI > 0) { // we should ensure nft refund to user // omit the case when transfer() returns false unexpectedly iziToken.transfer(owner, nIZI); } // make sure user cannot withdraw/depositIZI or collect reward on this nft owners[tokenId] = address(0); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 amount ) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; function safeTransfer( IERC20 token, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom( IERC20 token, address from, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove( IERC20 token, address spender, uint256 value ) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } function safeIncreaseAllowance( IERC20 token, address spender, uint256 value ) internal { uint256 newAllowance = token.allowance(address(this), spender) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance( IERC20 token, address spender, uint256 value ) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); uint256 newAllowance = oldAllowance - value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); if (returndata.length > 0) { // Return data is optional require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/structs/EnumerableSet.sol) pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastvalue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastvalue; // Update the index for the moved value set._indexes[lastvalue] = valueIndex; // Replace lastvalue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { return _values(set._inner); } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values on the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; assembly { result := store } return result; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.4; /// @title Multicall /// @notice Enables calling multiple methods in a single call to the contract abstract contract Multicall { function multicall(bytes[] calldata data) external payable returns (bytes[] memory results) { results = new bytes[](data.length); for (uint256 i = 0; i < data.length; i++) { (bool success, bytes memory result) = address(this).delegatecall(data[i]); if (!success) { // Next 5 lines from https://ethereum.stackexchange.com/a/83577 if (result.length < 68) revert(); assembly { result := add(result, 0x04) } revert(abi.decode(result, (string))); } results[i] = result; } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; /// @title Simple math library for Max and Min. library Math { function max(int24 a, int24 b) internal pure returns (int24) { return a >= b ? a : b; } function min(int24 a, int24 b) internal pure returns (int24) { return a < b ? a : b; } function max(uint256 a, uint256 b) internal pure returns (uint256) { return a >= b ? a : b; } function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } function tickFloor(int24 tick, int24 tickSpacing) internal pure returns (int24) { int24 c = tick / tickSpacing; if (tick < 0 && tick % tickSpacing != 0) { c = c - 1; } c = c * tickSpacing; return c; } function tickUpper(int24 tick, int24 tickSpacing) internal pure returns (int24) { int24 c = tick / tickSpacing; if (tick > 0 && tick % tickSpacing != 0) { c = c + 1; } c = c * tickSpacing; return c; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; import "../uniswap/interfaces.sol"; import "./Math.sol"; library UniswapCallingParams { // fill INonfungiblePositionManager.CollectParams struct to call INonfungiblePositionManager.collect(...) function collectParams(uint256 uniPositionID, address recipient) internal pure returns (INonfungiblePositionManager.CollectParams memory params) { params.tokenId = uniPositionID; params.recipient = recipient; params.amount0Max = 0xffffffffffffffffffffffffffffffff; params.amount1Max = 0xffffffffffffffffffffffffffffffff; } function decreaseLiquidityParams( uint256 uniPositionID, uint128 liquidity, uint256 deadline ) internal pure returns ( INonfungiblePositionManager.DecreaseLiquidityParams memory params ) { params.tokenId = uniPositionID; params.liquidity = liquidity; params.amount0Min = 0; params.amount1Min = 0; params.deadline = deadline; } /// @dev fill INonfungiblePositionManager.MintParams struct to call INonfungiblePositionManager.mint(...) /// @param token0 one of token pair in uniswap pool, note here not necessary to ensure that token0 < token1 /// @param token1 another token /// @param fee fee /// @param amount0 amount of token0 /// @param amount1 amount of token1 /// @param tickLeft tickLower /// @param tickRight tickUpper /// @param deadline deadline of mint calling /// @return params MintParams function mintParams( address token0, address token1, uint24 fee, uint256 amount0, uint256 amount1, int24 tickLeft, int24 tickRight, uint256 deadline ) internal view returns (INonfungiblePositionManager.MintParams memory params) { params.fee = fee; params.tickLower = tickLeft; params.tickUpper = tickRight; params.deadline = deadline; params.recipient = address(this); params.amount0Min = 0; params.amount1Min = 0; if (token0 < token1) { params.token0 = token0; params.token1 = token1; params.amount0Desired = amount0; params.amount1Desired = amount1; } else { params.token0 = token1; params.token1 = token0; params.amount0Desired = amount1; params.amount1Desired = amount0; } } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.4; // Uncomment if needed. // import "hardhat/console.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "../libraries/FixedPoints.sol"; import "../libraries/Math.sol"; import "../uniswap/interfaces.sol"; import "../multicall.sol"; /// @title Interface for WETH9 interface IWETH9 is IERC20 { /// @notice Deposit ether to get wrapped ether function deposit() external payable; /// @notice Withdraw wrapped ether to get ether function withdraw(uint256) external; } abstract contract MiningBase is Ownable, Multicall, ReentrancyGuard { using SafeERC20 for IERC20; using EnumerableSet for EnumerableSet.UintSet; /// @dev Last block number that the accRewardRerShare is touched. uint256 public lastTouchBlock; /// @dev The block number when NFT mining rewards starts/ends. uint256 public startBlock; uint256 public endBlock; struct RewardInfo { /// @dev Contract of the reward erc20 token. address rewardToken; /// @dev who provides reward address provider; /// @dev Accumulated Reward Tokens per share, times Q128. uint256 accRewardPerShare; /// @dev Reward amount for each block. uint256 rewardPerBlock; } mapping(uint256 => RewardInfo) public rewardInfos; uint256 public rewardInfosLen; /// @dev Store the owner of the NFT token mapping(uint256 => address) public owners; /// @dev The inverse mapping of owners. mapping(address => EnumerableSet.UintSet) internal tokenIds; /// @dev token to lock, 0 for not boost IERC20 public iziToken; /// @dev current total nIZI. uint256 public totalNIZI; /// @notice Current total virtual liquidity. uint256 public totalVLiquidity; /// @notice (1 - feeRemainPercent/100) is charging rate of uniswap fee uint24 public feeRemainPercent; uint256 public totalFeeCharged0; uint256 public totalFeeCharged1; struct PoolInfo { address token0; address token1; uint24 fee; } PoolInfo public rewardPool; address public weth; address public chargeReceiver; /// @notice emit if user successfully deposit /// @param user user /// @param tokenId id of mining (same as uniswap nft token id) /// @param nIZI amount of boosted iZi event Deposit(address indexed user, uint256 tokenId, uint256 nIZI); /// @notice emit if user successfully withdraw /// @param user user /// @param tokenId id of mining (same as uniswap nft token id) event Withdraw(address indexed user, uint256 tokenId); /// @notice emit if user successfully collect reward /// @param user user /// @param tokenId id of mining (same as uniswap nft token id) /// @param token address of reward erc-20 token /// @param amount amount of erc-20 token user received event CollectReward(address indexed user, uint256 tokenId, address token, uint256 amount); /// @notice emit if contract owner successfully calls modifyEndBlock(...) /// @param endBlock endBlock event ModifyEndBlock(uint256 endBlock); /// @notice emit if contract owner successfully calls modifyRewardPerBlock(...) /// @param rewardToken address of reward erc20-token /// @param rewardPerBlock new reward per block of 'rewardToken' event ModifyRewardPerBlock(address indexed rewardToken, uint256 rewardPerBlock); /// @notice emit if contract owner successfully calls modifyProvider(...) /// @param rewardToken address of reward erc20-token /// @param provider New provider event ModifyProvider(address indexed rewardToken, address provider); function _setRewardPool( address tokenA, address tokenB, uint24 fee ) internal { (rewardPool.token0, rewardPool.token1) = (tokenA < tokenB)? (tokenA, tokenB) : (tokenB, tokenA); rewardPool.fee = fee; totalFeeCharged0 = 0; totalFeeCharged1 = 0; } constructor( uint24 _feeChargePercent, address _uniV3NFTManager, address tokenA, address tokenB, uint24 fee, address _chargeReceiver ) { require(_feeChargePercent <= 100, "charge percent <= 100"); feeRemainPercent = 100 - _feeChargePercent; // mark weth erc token weth = INonfungiblePositionManager(_uniV3NFTManager).WETH9(); // receiver to receive charged uniswap fee chargeReceiver = _chargeReceiver; _setRewardPool(tokenA, tokenB, fee); } /// @notice Transfers ETH to the recipient address /// @dev Fails with `STE` /// @param to The destination of the transfer /// @param value The value to be transferred function _safeTransferETH(address to, uint256 value) internal { (bool success, ) = to.call{value: value}(new bytes(0)); require(success, "STE"); } function _safeTransferToken(address token, address to, uint256 value) internal { if (value > 0) { if (token == address(weth)) { IWETH9(token).withdraw(value); _safeTransferETH(to, value); } else { IERC20(token).safeTransfer(to, value); } } } /// @notice Update reward variables to be up-to-date. /// @param vLiquidity vLiquidity to add or minus /// @param isAdd add or minus function _updateVLiquidity(uint256 vLiquidity, bool isAdd) internal { if (isAdd) { totalVLiquidity = totalVLiquidity + vLiquidity; } else { totalVLiquidity = totalVLiquidity - vLiquidity; } // max lockBoostMultiplier is 3 require(totalVLiquidity <= FixedPoints.Q128 * 3, "TOO MUCH LIQUIDITY STAKED"); } /// @notice Update reward variables to be up-to-date. /// @param nIZI amount of boosted iZi to add or minus /// @param isAdd add or minus function _updateNIZI(uint256 nIZI, bool isAdd) internal { if (isAdd) { totalNIZI = totalNIZI + nIZI; } else { totalNIZI = totalNIZI - nIZI; } } /// @notice Update the global status. function _updateGlobalStatus() internal { if (block.number <= lastTouchBlock) { return; } if (lastTouchBlock >= endBlock) { return; } uint256 currBlockNumber = Math.min(block.number, endBlock); if (totalVLiquidity == 0) { lastTouchBlock = currBlockNumber; return; } for (uint256 i = 0; i < rewardInfosLen; i++) { // tokenReward < 2^25 * 2^64 * 2^10, 15 years, 1000 r/block uint256 tokenReward = (currBlockNumber - lastTouchBlock) * rewardInfos[i].rewardPerBlock; // tokenReward * Q128 < 2^(25 + 64 + 10 + 128) rewardInfos[i].accRewardPerShare = rewardInfos[i].accRewardPerShare + ((tokenReward * FixedPoints.Q128) / totalVLiquidity); } lastTouchBlock = currBlockNumber; } /// @notice compute validVLiquidity /// @param vLiquidity origin vLiquidity /// @param nIZI amount of boosted iZi function _computeValidVLiquidity(uint256 vLiquidity, uint256 nIZI) internal virtual view returns (uint256); /// @notice update a token status when touched /// @param tokenId id of TokenStatus obj in sub-contracts (same with uniswap nft id) /// @param validVLiquidity validVLiquidity, can be acquired by _computeValidVLiquidity(...) /// @param nIZI latest amount of iZi boost function _updateTokenStatus( uint256 tokenId, uint256 validVLiquidity, uint256 nIZI ) internal virtual; struct BaseTokenStatus { uint256 vLiquidity; uint256 validVLiquidity; uint256 nIZI; uint256[] lastTouchAccRewardPerShare; } /// @notice get base infomation from token status in sub-contracts /// @param tokenId id of TokenStatus obj in sub-contracts /// @return t contains base infomation (uint256 vLiquidity, uint256 validVLiquidity, uint256 nIZI, uint256[] lastTouchAccRewardPerShare) function getBaseTokenStatus(uint256 tokenId) internal virtual view returns(BaseTokenStatus memory t); /// @notice deposit iZi to an nft token /// @param tokenId nft already deposited /// @param deltaNIZI amount of izi to deposit function depositIZI(uint256 tokenId, uint256 deltaNIZI) external nonReentrant { require(owners[tokenId] == msg.sender, "NOT OWNER or NOT EXIST"); require(address(iziToken) != address(0), "NOT BOOST"); require(deltaNIZI > 0, "DEPOSIT IZI MUST BE POSITIVE"); _collectReward(tokenId); BaseTokenStatus memory t = getBaseTokenStatus(tokenId); _updateNIZI(deltaNIZI, true); uint256 nIZI = t.nIZI + deltaNIZI; // update validVLiquidity uint256 validVLiquidity = _computeValidVLiquidity(t.vLiquidity, nIZI); _updateTokenStatus(tokenId, validVLiquidity, nIZI); // transfer iZi from user iziToken.safeTransferFrom(msg.sender, address(this), deltaNIZI); } /// @notice Collect pending reward for a single position. can be called by sub-contracts /// @param tokenId The related position id. function _collectReward(uint256 tokenId) internal { BaseTokenStatus memory t = getBaseTokenStatus(tokenId); _updateGlobalStatus(); for (uint256 i = 0; i < rewardInfosLen; i++) { // multiplied by Q128 before uint256 _reward = (t.validVLiquidity * (rewardInfos[i].accRewardPerShare - t.lastTouchAccRewardPerShare[i])) / FixedPoints.Q128; if (_reward > 0) { IERC20(rewardInfos[i].rewardToken).safeTransferFrom( rewardInfos[i].provider, msg.sender, _reward ); } emit CollectReward( msg.sender, tokenId, rewardInfos[i].rewardToken, _reward ); } // update validVLiquidity uint256 validVLiquidity = _computeValidVLiquidity(t.vLiquidity, t.nIZI); _updateTokenStatus(tokenId, validVLiquidity, t.nIZI); } /// @notice View function to get position ids staked here for an user. /// @param _user The related address. /// @return list of tokenId function getTokenIds(address _user) external view returns (uint256[] memory) { EnumerableSet.UintSet storage ids = tokenIds[_user]; // push could not be used in memory array // we set the tokenIdList into a fixed-length array rather than dynamic uint256[] memory tokenIdList = new uint256[](ids.length()); for (uint256 i = 0; i < ids.length(); i++) { tokenIdList[i] = ids.at(i); } return tokenIdList; } /// @notice Return reward multiplier over the given _from to _to block. /// @param _from The start block. /// @param _to The end block. function _getRewardBlockNum(uint256 _from, uint256 _to) internal view returns (uint256) { if (_from > _to) { return 0; } if (_to <= endBlock) { return _to - _from; } else if (_from >= endBlock) { return 0; } else { return endBlock - _from; } } /// @notice View function to see pending Reward for a single position. /// @param tokenId The related position id. /// @return list of pending reward amount for each reward ERC20-token of tokenId function pendingReward(uint256 tokenId) public view returns (uint256[] memory) { BaseTokenStatus memory t = getBaseTokenStatus(tokenId); uint256[] memory _reward = new uint256[](rewardInfosLen); for (uint256 i = 0; i < rewardInfosLen; i++) { uint256 tokenReward = _getRewardBlockNum( lastTouchBlock, block.number ) * rewardInfos[i].rewardPerBlock; uint256 rewardPerShare = rewardInfos[i].accRewardPerShare + (tokenReward * FixedPoints.Q128) / totalVLiquidity; // l * (currentAcc - lastAcc) _reward[i] = (t.validVLiquidity * (rewardPerShare - t.lastTouchAccRewardPerShare[i])) / FixedPoints.Q128; } return _reward; } /// @notice View function to see pending Rewards for an address. /// @param _user The related address. /// @return list of pending reward amount for each reward ERC20-token of this user function pendingRewards(address _user) external view returns (uint256[] memory) { uint256[] memory _reward = new uint256[](rewardInfosLen); for (uint256 j = 0; j < rewardInfosLen; j++) { _reward[j] = 0; } for (uint256 i = 0; i < tokenIds[_user].length(); i++) { uint256[] memory r = pendingReward(tokenIds[_user].at(i)); for (uint256 j = 0; j < rewardInfosLen; j++) { _reward[j] += r[j]; } } return _reward; } // Control fuctions for the contract owner and operators. /// @notice If something goes wrong, we can send back user's nft and locked assets /// @param tokenId The related position id. function emergenceWithdraw(uint256 tokenId) external virtual; /// @notice Set new reward end block. /// @param _endBlock New end block. function modifyEndBlock(uint256 _endBlock) external onlyOwner { require(_endBlock > block.number, "OUT OF DATE"); _updateGlobalStatus(); // jump if origin endBlock < block.number lastTouchBlock = block.number; endBlock = _endBlock; emit ModifyEndBlock(endBlock); } /// @notice Set new reward per block. /// @param rewardIdx which rewardInfo to modify /// @param _rewardPerBlock new reward per block function modifyRewardPerBlock(uint256 rewardIdx, uint256 _rewardPerBlock) external onlyOwner { require(rewardIdx < rewardInfosLen, "OUT OF REWARD INFO RANGE"); _updateGlobalStatus(); rewardInfos[rewardIdx].rewardPerBlock = _rewardPerBlock; emit ModifyRewardPerBlock( rewardInfos[rewardIdx].rewardToken, _rewardPerBlock ); } function modifyStartBlock(uint256 _startBlock) external onlyOwner { require(startBlock > block.number, 'has started!'); require(_startBlock > block.number, 'Too Early!'); require(_startBlock < endBlock, 'Too Late!'); startBlock = _startBlock; lastTouchBlock = _startBlock; } /// @notice Set new reward provider. /// @param rewardIdx which rewardInfo to modify /// @param provider New provider function modifyProvider(uint256 rewardIdx, address provider) external onlyOwner { require(rewardIdx < rewardInfosLen, "OUT OF REWARD INFO RANGE"); rewardInfos[rewardIdx].provider = provider; emit ModifyProvider(rewardInfos[rewardIdx].rewardToken, provider); } function modifyChargeReceiver(address _chargeReceiver) external onlyOwner { chargeReceiver = _chargeReceiver; } function collectFeeCharged() external nonReentrant { require(msg.sender == chargeReceiver, "NOT RECEIVER"); _safeTransferToken(rewardPool.token0, chargeReceiver, totalFeeCharged0); _safeTransferToken(rewardPool.token1, chargeReceiver, totalFeeCharged1); totalFeeCharged0 = 0; totalFeeCharged1 = 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; interface IUniswapV3Pool { function slot0() external view returns ( uint160 sqrtPriceX96, int24 tick, uint16 observationIndex, uint16 observationCardinality, uint16 observationCardinalityNext, uint8 feeProtocol, bool unlocked ); function observations(uint256 index) external view returns ( uint32 blockTimestamp, int56 tickCumulative, uint160 secondsPerLiquidityCumulativeX128, bool initialized ); function observe(uint32[] calldata secondsAgos) external view returns (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s); } interface IUniswapV3Factory { /// @notice Returns the tick spacing for a given fee amount, if enabled, or 0 if not enabled /// @dev A fee amount can never be removed, so this value should be hard coded or cached in the calling context /// @param fee The enabled fee, denominated in hundredths of a bip. Returns 0 in case of unenabled fee /// @return The tick spacing function feeAmountTickSpacing(uint24 fee) external view returns (int24); /// @notice Returns the pool address for a given pair of tokens and a fee, or address 0 if it does not exist /// @dev tokenA and tokenB may be passed in either token0/token1 or token1/token0 order /// @param tokenA The contract address of either token0 or token1 /// @param tokenB The contract address of the other token /// @param fee The fee collected upon every swap in the pool, denominated in hundredths of a bip /// @return pool The pool address function getPool( address tokenA, address tokenB, uint24 fee ) external view returns (address pool); } interface INonfungiblePositionManager { /// @return Returns the address of the Uniswap V3 factory function factory() external view returns (address); /// @return Returns the address of WETH9 function WETH9() external view returns (address); struct Position { uint96 nonce; address operator; address token0; address token1; uint24 fee; int24 tickLower; int24 tickUpper; uint128 liquidity; uint256 feeGrowthInside0LastX128; uint256 feeGrowthInside1LastX128; uint128 tokensOwed0; uint128 tokensOwed1; } function positions(uint256 tokenId) external view returns ( uint96 nonce, address operator, address token0, address token1, uint24 fee, int24 tickLower, int24 tickUpper, uint128 liquidity, uint256 feeGrowthInside0LastX128, uint256 feeGrowthInside1LastX128, uint128 tokensOwed0, uint128 tokensOwed1 ); struct MintParams { address token0; address token1; uint24 fee; int24 tickLower; int24 tickUpper; uint256 amount0Desired; uint256 amount1Desired; uint256 amount0Min; uint256 amount1Min; address recipient; uint256 deadline; } /// @notice Refunds any ETH balance held by this contract to the `msg.sender` /// @dev Useful for bundling with mint or increase liquidity that uses ether, or exact output swaps /// that use ether for the input amount function refundETH() external payable; /// @notice Creates a new position wrapped in a NFT /// @dev Call this when the pool does exist and is initialized. Note that if the pool is created but not initialized /// a method does not exist, i.e. the pool is assumed to be initialized. /// @param params The params necessary to mint a position, encoded as `MintParams` in calldata /// @return tokenId The ID of the token that represents the minted position /// @return liquidity The amount of liquidity for this position /// @return amount0 The amount of token0 /// @return amount1 The amount of token1 function mint(MintParams calldata params) external payable returns ( uint256 tokenId, uint128 liquidity, uint256 amount0, uint256 amount1 ); struct DecreaseLiquidityParams { uint256 tokenId; uint128 liquidity; uint256 amount0Min; uint256 amount1Min; uint256 deadline; } /// @notice Decreases the amount of liquidity in a position and accounts it to the position /// @param params tokenId The ID of the token for which liquidity is being decreased, /// amount The amount by which liquidity will be decreased, /// amount0Min The minimum amount of token0 that should be accounted for the burned liquidity, /// amount1Min The minimum amount of token1 that should be accounted for the burned liquidity, /// deadline The time by which the transaction must be included to effect the change /// @return amount0 The amount of token0 accounted to the position's tokens owed /// @return amount1 The amount of token1 accounted to the position's tokens owed function decreaseLiquidity(DecreaseLiquidityParams calldata params) external payable returns (uint256 amount0, uint256 amount1); struct CollectParams { uint256 tokenId; address recipient; uint128 amount0Max; uint128 amount1Max; } /// @notice Collects up to a maximum amount of fees owed to a specific position to the recipient /// @param params tokenId The ID of the NFT for which tokens are being collected, /// recipient The account that should receive the tokens, /// amount0Max The maximum amount of token0 to collect, /// amount1Max The maximum amount of token1 to collect /// @return amount0 The amount of fees collected in token0 /// @return amount1 The amount of fees collected in token1 function collect(CollectParams calldata params) external payable returns (uint256 amount0, uint256 amount1); function safeTransferFrom( address from, address to, uint256 tokenId ) external; function ownerOf(uint256 tokenId) external view returns (address); function transferFrom( address from, address to, uint256 tokenId ) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.4; library FixedPoints { uint256 constant Q32 = (1 << 32); uint256 constant Q64 = (1 << 64); uint256 constant Q96 = (1 << 96); uint256 constant Q128 = (1 << 128); uint256 constant Q160 = (1 << 160); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
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MiningBase.RewardInfo[]","name":"_rewardInfos","type":"tuple[]"},{"internalType":"address","name":"iziTokenAddr","type":"address"},{"internalType":"int24","name":"_rewardUpperTick","type":"int24"},{"internalType":"int24","name":"_rewardLowerTick","type":"int24"},{"internalType":"uint256","name":"_startBlock","type":"uint256"},{"internalType":"uint256","name":"_endBlock","type":"uint256"},{"internalType":"uint24","name":"_feeChargePercent","type":"uint24"},{"internalType":"address","name":"_chargeReceiver","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"CollectReward","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"nIZI","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"endBlock","type":"uint256"}],"name":"ModifyEndBlock","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"rewardToken","type":"address"},{"indexed":false,"internalType":"address","name":"provider","type":"address"}],"name":"ModifyProvider","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"rewardToken","type":"address"},{"indexed":false,"internalType":"uint256","name":"rewardPerBlock","type":"uint256"}],"name":"ModifyRewardPerBlock","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[],"name":"chargeReceiver","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"collectFeeCharged","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"collectReward","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"collectRewards","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"nIZI","type":"uint256"}],"name":"deposit","outputs":[{"internalType":"uint256","name":"vLiquidity","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"deltaNIZI","type":"uint256"}],"name":"depositIZI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"emergenceWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"endBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"feeRemainPercent","outputs":[{"internalType":"uint24","name":"","type":"uint24"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMiningContractInfo","outputs":[{"internalType":"address","name":"token0_","type":"address"},{"internalType":"address","name":"token1_","type":"address"},{"internalType":"uint24","name":"fee_","type":"uint24"},{"components":[{"internalType":"address","name":"rewardToken","type":"address"},{"internalType":"address","name":"provider","type":"address"},{"internalType":"uint256","name":"accRewardPerShare","type":"uint256"},{"internalType":"uint256","name":"rewardPerBlock","type":"uint256"}],"internalType":"struct MiningBase.RewardInfo[]","name":"rewardInfos_","type":"tuple[]"},{"internalType":"address","name":"iziTokenAddr_","type":"address"},{"internalType":"int24","name":"rewardUpperTick_","type":"int24"},{"internalType":"int24","name":"rewardLowerTick_","type":"int24"},{"internalType":"uint256","name":"lastTouchBlock_","type":"uint256"},{"internalType":"uint256","name":"totalVLiquidity_","type":"uint256"},{"internalType":"uint256","name":"startBlock_","type":"uint256"},{"internalType":"uint256","name":"endBlock_","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_user","type":"address"}],"name":"getTokenIds","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"iziToken","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lastTouchBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_chargeReceiver","type":"address"}],"name":"modifyChargeReceiver","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_endBlock","type":"uint256"}],"name":"modifyEndBlock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"rewardIdx","type":"uint256"},{"internalType":"address","name":"provider","type":"address"}],"name":"modifyProvider","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"rewardIdx","type":"uint256"},{"internalType":"uint256","name":"_rewardPerBlock","type":"uint256"}],"name":"modifyRewardPerBlock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_startBlock","type":"uint256"}],"name":"modifyStartBlock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes[]","name":"data","type":"bytes[]"}],"name":"multicall","outputs":[{"internalType":"bytes[]","name":"results","type":"bytes[]"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC721Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"owners","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"pendingReward","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_user","type":"address"}],"name":"pendingRewards","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"rewardInfos","outputs":[{"internalType":"address","name":"rewardToken","type":"address"},{"internalType":"address","name":"provider","type":"address"},{"internalType":"uint256","name":"accRewardPerShare","type":"uint256"},{"internalType":"uint256","name":"rewardPerBlock","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rewardInfosLen","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rewardPool","outputs":[{"internalType":"address","name":"token0","type":"address"},{"internalType":"address","name":"token1","type":"address"},{"internalType":"uint24","name":"fee","type":"uint24"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"startBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"tokenStatus","outputs":[{"internalType":"uint256","name":"vLiquidity","type":"uint256"},{"internalType":"uint256","name":"validVLiquidity","type":"uint256"},{"internalType":"uint256","name":"nIZI","type":"uint256"},{"internalType":"uint256","name":"lastTouchBlock","type":"uint256"},{"internalType":"uint256","name":"lastTokensOwed0","type":"uint256"},{"internalType":"uint256","name":"lastTokensOwed1","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalFeeCharged0","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalFeeCharged1","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalNIZI","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalVLiquidity","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"weth","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bool","name":"noReward","type":"bool"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000c36442b4a4522e871399cd717abdd847ab11fe880000000000000000000000000a3bb08b3a15a19b4de82f8acfc862606fb69a2d000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec700000000000000000000000000000000000000000000000000000000000001f400000000000000000000000000000000000000000000000000000000000001800000000000000000000000009ad37205d608b8b219e6a2573f922094cec5c200fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffbca26fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffbc8960000000000000000000000000000000000000000000000000000000000dfc3940000000000000000000000000000000000000000000000000000000000e2f73800000000000000000000000000000000000000000000000000000000000000280000000000000000000000003599a414b4365b118766479600c0fd135177c2d500000000000000000000000000000000000000000000000000000000000000010000000000000000000000009ad37205d608b8b219e6a2573f922094cec5c200000000000000000000000000ee264e74a2fd2c7a55da705b80e092f05dae5b5d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003c3bc3a4a3194400
-----Decoded View---------------
Arg [0] : poolParams (tuple): System.Collections.Generic.List`1[Nethereum.ABI.FunctionEncoding.ParameterOutput]
Arg [1] : _rewardInfos (tuple[]): System.Collections.Generic.List`1[Nethereum.ABI.FunctionEncoding.ParameterOutput]
Arg [2] : iziTokenAddr (address): 0x9ad37205d608B8b219e6a2573f922094CEc5c200
Arg [3] : _rewardUpperTick (int24): -275930
Arg [4] : _rewardLowerTick (int24): -276330
Arg [5] : _startBlock (uint256): 14664596
Arg [6] : _endBlock (uint256): 14874424
Arg [7] : _feeChargePercent (uint24): 40
Arg [8] : _chargeReceiver (address): 0x3599A414B4365b118766479600c0fD135177C2D5
-----Encoded View---------------
17 Constructor Arguments found :
Arg [0] : 000000000000000000000000c36442b4a4522e871399cd717abdd847ab11fe88
Arg [1] : 0000000000000000000000000a3bb08b3a15a19b4de82f8acfc862606fb69a2d
Arg [2] : 000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec7
Arg [3] : 00000000000000000000000000000000000000000000000000000000000001f4
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000180
Arg [5] : 0000000000000000000000009ad37205d608b8b219e6a2573f922094cec5c200
Arg [6] : fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffbca26
Arg [7] : fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffbc896
Arg [8] : 0000000000000000000000000000000000000000000000000000000000dfc394
Arg [9] : 0000000000000000000000000000000000000000000000000000000000e2f738
Arg [10] : 0000000000000000000000000000000000000000000000000000000000000028
Arg [11] : 0000000000000000000000003599a414b4365b118766479600c0fd135177c2d5
Arg [12] : 0000000000000000000000000000000000000000000000000000000000000001
Arg [13] : 0000000000000000000000009ad37205d608b8b219e6a2573f922094cec5c200
Arg [14] : 000000000000000000000000ee264e74a2fd2c7a55da705b80e092f05dae5b5d
Arg [15] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [16] : 0000000000000000000000000000000000000000000000003c3bc3a4a3194400
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.